{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000291","490:4900000078","490:4900000095","490:4900000181","490:4900000120","490:4900001885","490:4900000185","490:4900000616","490:4900000098","490:4900000076","490:4900000431","490:4900000233","490:4900000232","490:4900000191","490:4900000707","490:4900000425","490:4900000279","496:4960009081","490:4900000031","490:4900000175","490:4900000562","490:4900000090","490:4900000294","490:4900000045","490:4900000432"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.5985580284970322,0.5646511545514438,0.5601042984279794,0.5423696362257237,0.5368473360649135,0.5130753178979915,0.5040565134736978,0.49103091969353296,0.48455891363700515,0.46438573496686514,0.45413424269529906,0.4451688997007618,0.4317096357534462,0.4031076282151033,0.3989965248774438,0.3854936208699764,0.38156839053038305,0.3740859885902035,0.37058452955131066,0.3682607776691166,0.34951950677972105,0.3463283335879528,0.3452330220919773,0.33795237248245447,0.3357887037465033],"twin_dists":[0.1315817395615144,0.1388560737315306,0.13983475320528624,0.14366343654434174,0.1448600161471069,0.15004102523381993,0.15202161157563135,0.15489929034598163,0.15633740960401663,0.16085989409627433,0.16318381108030391,0.16523194750903275,0.16833678113853712,0.1750707785491957,0.17605564106170282,0.1793237611978059,0.1802838629356193,0.18212734150150445,0.18299621374286038,0.18357509152987947,0.1883131613537772,0.1891329310986156,0.18941522002776084,0.19130386806257546,0.1918693409467305],"n_dims_used":45,"mean_confidence":0.9166964213053386},"coverage":{"mean_confidence":0.9166964213053386,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}